What is perennial sea ice?
A. thin ice, very vulnerable
B. thicker ice that remains frozen through the summer
C. thicker ice that remains frozen only during winter

Seasonal ice is
A. less than 2.5 years old
B. less than 2 years old
C. less than a year old
D. around 5 years

Antarctica accounts for how much of the worlds ice?
A. 85%
B. 70%
C. 90%
D. 100%

The thick permanet ice is getting replaced by..
A. thinner seasonal ice
B. perennial sea ice
C.vulnerable ice
D. both a and c

Which is an indicator of the long-term health of the ice?
A. thinner ice
B. perennial ice
C. thicker ice
D. both b and c

Polar Bears..
A. are not tied down to one specific territory
B. they only look for food in 1 specific area
C. they roam widely in search for food
D. both a and b

Arctic sea ice..
A. reflects sunlight
B. has declined dramatically
C. keeps the water warm
D. both a and b

The shrinking of ice can lead to..
A. harming animals
B.affects the change in temp. (air and water masses)
C. reflects solar radiation back into space
D. all of the above

What is albedo?
A. a latin word for window
B. light reflected from earth
C. type of ice
D. none of the above